Part B Here on Earth, a simple pendulum of length L is observed to
have a frequency f. On another planet a pendulum of length L is
observed to have a frequency of 20f. What is the acceleration due
to gravity on this planet? In the answers below, g = 9.8
m/s2.
A. 4.472g
B. 800g
C. 20g
D. g/20
E. 400g
F. g/400
G. g/4.472
H. g/800